Determine Whether the Given Values of the Variables Are Solutions $2 - [ 2 + ( 2 - x ) ] = x - ( x + 1 )$

Essay

Determine whether the given values of the variables are solutions of the equation. $2 - [ 2 + ( 2 - x ) ] = x - ( x + 1 )$
(a)
$x = 1$
(b)
$x = 1000$